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authorJoseph Hunkeler <jhunkeler@gmail.com>2015-07-08 20:46:52 -0400
committerJoseph Hunkeler <jhunkeler@gmail.com>2015-07-08 20:46:52 -0400
commitfa080de7afc95aa1c19a6e6fc0e0708ced2eadc4 (patch)
treebdda434976bc09c864f2e4fa6f16ba1952b1e555 /pkg/system/help/t_hdbexamine.x
downloadiraf-linux-fa080de7afc95aa1c19a6e6fc0e0708ced2eadc4.tar.gz
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+# Copyright(c) 1986 Association of Universities for Research in Astronomy Inc.
+
+include <syserr.h>
+include <error.h>
+include "help.h"
+
+
+# HDBEXAMINE -- Examine the help database.
+
+procedure t_hdbexamine()
+
+pointer sp, helpdb
+bool streq(), clgetb()
+int envgets()
+string s_helpdb "helpdb"
+
+begin
+ call smark (sp)
+ call salloc (helpdb, SZ_HELPDB, TY_CHAR)
+
+ # Fetch the name of the help database file to be examined. If the
+ # name is "helpdb", the filename is taken from the environment.
+
+ call clgstr (s_helpdb, Memc[helpdb], SZ_HELPDB)
+ if (streq (Memc[helpdb], s_helpdb))
+ if (envgets (s_helpdb, Memc[helpdb], SZ_HELPDB) <= 0)
+ call syserrs (SYS_ENVNF, s_helpdb)
+
+ # Examine the structure and contents of the database, printing the
+ # results on the standard output.
+
+ call hdb_examine (STDOUT, Memc[helpdb], clgetb ("verbose"))
+
+ call sfree (sp)
+end